Since December 18, the trading session before Ackman confirmed
his short, shares of Herbalife are up more than 3.7%. The
stock hit a 52-week low of $24.24 a share on December 24 and
it up more than 69% since then.

Shares of Herbalife closed up $4.06, or 10.14%, to end at $44.08
yesterday. The stock was last up more than 3.5% today.

Loeb doesn't believe that Ackman's pyramid scheme claim has any
"merit" and he called his rival's bet against Herbalife
"preposterous."